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-rw-r--r--Documentation/kbuild/kconfig.txt2
-rw-r--r--scripts/kconfig/Makefile77
-rw-r--r--scripts/kconfig/conf.c181
-rw-r--r--scripts/kconfig/confdata.c221
-rw-r--r--scripts/kconfig/expr.c2
-rw-r--r--scripts/kconfig/expr.h3
-rw-r--r--scripts/kconfig/gconf.c7
-rw-r--r--scripts/kconfig/lkc.h2
-rw-r--r--scripts/kconfig/lkc_proto.h1
-rw-r--r--scripts/kconfig/lxdialog/checklist.c10
-rw-r--r--scripts/kconfig/mconf.c2
-rw-r--r--scripts/kconfig/menu.c27
-rw-r--r--scripts/kconfig/qconf.cc106
-rw-r--r--scripts/kconfig/qconf.h17
-rw-r--r--scripts/kconfig/symbol.c292
15 files changed, 667 insertions, 283 deletions
diff --git a/Documentation/kbuild/kconfig.txt b/Documentation/kbuild/kconfig.txt
index b2cb16ebcb16..cca46b1a0f6c 100644
--- a/Documentation/kbuild/kconfig.txt
+++ b/Documentation/kbuild/kconfig.txt
@@ -65,7 +65,7 @@ also use the environment variable KCONFIG_ALLCONFIG as a flag or a
filename that contains config symbols that the user requires to be
set to a specific value. If KCONFIG_ALLCONFIG is used without a
filename, "make *config" checks for a file named
-"all{yes/mod/no/random}.config" (corresponding to the *config command
+"all{yes/mod/no/def/random}.config" (corresponding to the *config command
that was used) for symbol values that are to be forced. If this file
is not found, it checks for a file named "all.config" to contain forced
values.
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 7ea649da1940..de934def410f 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -21,17 +21,17 @@ menuconfig: $(obj)/mconf
$< $(Kconfig)
config: $(obj)/conf
- $< $(Kconfig)
+ $< --oldaskconfig $(Kconfig)
nconfig: $(obj)/nconf
$< $(Kconfig)
oldconfig: $(obj)/conf
- $< -o $(Kconfig)
+ $< --$@ $(Kconfig)
silentoldconfig: $(obj)/conf
$(Q)mkdir -p include/generated
- $< -s $(Kconfig)
+ $< --$@ $(Kconfig)
# if no path is given, then use src directory to find file
ifdef LSMOD
@@ -44,15 +44,15 @@ endif
localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
$(Q)mkdir -p include/generated
$(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
- $(Q)if [ -f .config ]; then \
- cmp -s .tmp.config .config || \
- (mv -f .config .config.old.1; \
- mv -f .tmp.config .config; \
- $(obj)/conf -s $(Kconfig); \
- mv -f .config.old.1 .config.old) \
- else \
- mv -f .tmp.config .config; \
- $(obj)/conf -s $(Kconfig); \
+ $(Q)if [ -f .config ]; then \
+ cmp -s .tmp.config .config || \
+ (mv -f .config .config.old.1; \
+ mv -f .tmp.config .config; \
+ $(obj)/conf --silentoldconfig $(Kconfig); \
+ mv -f .config.old.1 .config.old) \
+ else \
+ mv -f .tmp.config .config; \
+ $(obj)/conf --silentoldconfig $(Kconfig); \
fi
$(Q)rm -f .tmp.config
@@ -60,15 +60,15 @@ localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
$(Q)mkdir -p include/generated
$(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
$(Q)sed -i s/=m/=y/ .tmp.config
- $(Q)if [ -f .config ]; then \
- cmp -s .tmp.config .config || \
- (mv -f .config .config.old.1; \
- mv -f .tmp.config .config; \
- $(obj)/conf -s $(Kconfig); \
- mv -f .config.old.1 .config.old) \
- else \
- mv -f .tmp.config .config; \
- $(obj)/conf -s $(Kconfig); \
+ $(Q)if [ -f .config ]; then \
+ cmp -s .tmp.config .config || \
+ (mv -f .config .config.old.1; \
+ mv -f .tmp.config .config; \
+ $(obj)/conf --silentoldconfig $(Kconfig); \
+ mv -f .config.old.1 .config.old) \
+ else \
+ mv -f .tmp.config .config; \
+ $(obj)/conf --silentoldconfig $(Kconfig); \
fi
$(Q)rm -f .tmp.config
@@ -95,30 +95,29 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
$(Q)rm -f arch/um/Kconfig.arch
$(Q)rm -f $(obj)/config.pot
-PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
+PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
-randconfig: $(obj)/conf
- $< -r $(Kconfig)
+allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
+ $< --$@ $(Kconfig)
-allyesconfig: $(obj)/conf
- $< -y $(Kconfig)
+PHONY += listnewconfig oldnoconfig savedefconfig defconfig
-allnoconfig: $(obj)/conf
- $< -n $(Kconfig)
+listnewconfig oldnoconfig: $(obj)/conf
+ $< --$@ $(Kconfig)
-allmodconfig: $(obj)/conf
- $< -m $(Kconfig)
+savedefconfig: $(obj)/conf
+ $< --$@=defconfig $(Kconfig)
defconfig: $(obj)/conf
ifeq ($(KBUILD_DEFCONFIG),)
- $< -d $(Kconfig)
+ $< --defconfig $(Kconfig)
else
@echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
- $(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
+ $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
endif
%_defconfig: $(obj)/conf
- $(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
+ $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
# Help text used by make help
help:
@@ -131,11 +130,15 @@ help:
@echo ' localmodconfig - Update current config disabling modules not loaded'
@echo ' localyesconfig - Update current config converting local mods to core'
@echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
- @echo ' randconfig - New config with random answer to all options'
- @echo ' defconfig - New config with default answer to all options'
- @echo ' allmodconfig - New config selecting modules when possible'
- @echo ' allyesconfig - New config where all options are accepted with yes'
+ @echo ' defconfig - New config with default from ARCH supplied defconfig'
+ @echo ' savedefconfig - Save current config as ./defconfig (minimal config)'
@echo ' allnoconfig - New config where all options are answered with no'
+ @echo ' allyesconfig - New config where all options are accepted with yes'
+ @echo ' allmodconfig - New config selecting modules when possible'
+ @echo ' alldefconfig - New config with all symbols set to default'
+ @echo ' randconfig - New config with random answer to all options'
+ @echo ' listnewconfig - List new options'
+ @echo ' oldnoconfig - Same as silentoldconfig but set new symbols to n (unset)'
# lxdialog stuff
check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 9960d1c303f8..010600ef58c0 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -10,6 +10,7 @@
#include <string.h>
#include <time.h>
#include <unistd.h>
+#include <getopt.h>
#include <sys/stat.h>
#include <sys/time.h>
@@ -19,16 +20,21 @@
static void conf(struct menu *menu);
static void check_conf(struct menu *menu);
-enum {
- ask_all,
- ask_new,
- ask_silent,
- set_default,
- set_yes,
- set_mod,
- set_no,
- set_random
-} input_mode = ask_all;
+enum input_mode {
+ oldaskconfig,
+ silentoldconfig,
+ oldconfig,
+ allnoconfig,
+ allyesconfig,
+ allmodconfig,
+ alldefconfig,
+ randconfig,
+ defconfig,
+ savedefconfig,
+ listnewconfig,
+ oldnoconfig,
+} input_mode = oldaskconfig;
+
char *defconfig_file;
static int indent = 1;
@@ -93,14 +99,14 @@ static int conf_askvalue(struct symbol *sym, const char *def)
}
switch (input_mode) {
- case ask_new:
- case ask_silent:
+ case oldconfig:
+ case silentoldconfig:
if (sym_has_value(sym)) {
printf("%s\n", def);
return 0;
}
check_stdin();
- case ask_all:
+ case oldaskconfig:
fflush(stdout);
fgets(line, 128, stdin);
return 1;
@@ -156,14 +162,12 @@ static int conf_string(struct menu *menu)
static int conf_sym(struct menu *menu)
{
struct symbol *sym = menu->sym;
- int type;
tristate oldval, newval;
while (1) {
printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
if (sym->name)
printf("(%s) ", sym->name);
- type = sym_get_type(sym);
putchar('[');
oldval = sym_get_tristate_value(sym);
switch (oldval) {
@@ -228,11 +232,9 @@ static int conf_choice(struct menu *menu)
{
struct symbol *sym, *def_sym;
struct menu *child;
- int type;
bool is_new;
sym = menu->sym;
- type = sym_get_type(sym);
is_new = !sym_has_value(sym);
if (sym_is_changable(sym)) {
conf_sym(menu);
@@ -294,15 +296,15 @@ static int conf_choice(struct menu *menu)
printf("?");
printf("]: ");
switch (input_mode) {
- case ask_new:
- case ask_silent:
+ case oldconfig:
+ case silentoldconfig:
if (!is_new) {
cnt = def;
printf("%d\n", cnt);
break;
}
check_stdin();
- case ask_all:
+ case oldaskconfig:
fflush(stdout);
fgets(line, 128, stdin);
strip(line);
@@ -360,7 +362,10 @@ static void conf(struct menu *menu)
switch (prop->type) {
case P_MENU:
- if (input_mode == ask_silent && rootEntry != menu) {
+ if ((input_mode == silentoldconfig ||
+ input_mode == listnewconfig ||
+ input_mode == oldnoconfig) &&
+ rootEntry != menu) {
check_conf(menu);
return;
}
@@ -418,10 +423,16 @@ static void check_conf(struct menu *menu)
if (sym && !sym_has_value(sym)) {
if (sym_is_changable(sym) ||
(sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
- if (!conf_cnt++)
- printf(_("*\n* Restart config...\n*\n"));
- rootEntry = menu_get_parent_menu(menu);
- conf(rootEntry);
+ if (input_mode == listnewconfig) {
+ if (sym->name && !sym_is_choice_value(sym)) {
+ printf("CONFIG_%s\n", sym->name);
+ }
+ } else {
+ if (!conf_cnt++)
+ printf(_("*\n* Restart config...\n*\n"));
+ rootEntry = menu_get_parent_menu(menu);
+ conf(rootEntry);
+ }
}
}
@@ -429,6 +440,22 @@ static void check_conf(struct menu *menu)
check_conf(child);
}
+static struct option long_opts[] = {
+ {"oldaskconfig", no_argument, NULL, oldaskconfig},
+ {"oldconfig", no_argument, NULL, oldconfig},
+ {"silentoldconfig", no_argument, NULL, silentoldconfig},
+ {"defconfig", optional_argument, NULL, defconfig},
+ {"savedefconfig", required_argument, NULL, savedefconfig},
+ {"allnoconfig", no_argument, NULL, allnoconfig},
+ {"allyesconfig", no_argument, NULL, allyesconfig},
+ {"allmodconfig", no_argument, NULL, allmodconfig},
+ {"alldefconfig", no_argument, NULL, alldefconfig},
+ {"randconfig", no_argument, NULL, randconfig},
+ {"listnewconfig", no_argument, NULL, listnewconfig},
+ {"oldnoconfig", no_argument, NULL, oldnoconfig},
+ {NULL, 0, NULL, 0}
+};
+
int main(int ac, char **av)
{
int opt;
@@ -439,32 +466,17 @@ int main(int ac, char **av)
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
- while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) {
+ while ((opt = getopt_long_only(ac, av, "", long_opts, NULL)) != -1) {
+ input_mode = (enum input_mode)opt;
switch (opt) {
- case 'o':
- input_mode = ask_silent;
- break;
- case 's':
- input_mode = ask_silent;
+ case silentoldconfig:
sync_kconfig = 1;
break;
- case 'd':
- input_mode = set_default;
- break;
- case 'D':
- input_mode = set_default;
+ case defconfig:
+ case savedefconfig:
defconfig_file = optarg;
break;
- case 'n':
- input_mode = set_no;
- break;
- case 'm':
- input_mode = set_mod;
- break;
- case 'y':
- input_mode = set_yes;
- break;
- case 'r':
+ case randconfig:
{
struct timeval now;
unsigned int seed;
@@ -477,17 +489,12 @@ int main(int ac, char **av)
seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
srand(seed);
-
- input_mode = set_random;
break;
}
- case 'h':
- printf(_("See README for usage info\n"));
- exit(0);
- break;
- default:
+ case '?':
fprintf(stderr, _("See README for usage info\n"));
exit(1);
+ break;
}
}
if (ac == optind) {
@@ -512,7 +519,7 @@ int main(int ac, char **av)
}
switch (input_mode) {
- case set_default:
+ case defconfig:
if (!defconfig_file)
defconfig_file = conf_get_default_confname();
if (conf_read(defconfig_file)) {
@@ -522,25 +529,32 @@ int main(int ac, char **av)
exit(1);
}
break;
- case ask_silent:
- case ask_all:
- case ask_new:
+ case savedefconfig:
+ conf_read(NULL);
+ break;
+ case silentoldconfig:
+ case oldaskconfig:
+ case oldconfig:
+ case listnewconfig:
+ case oldnoconfig:
conf_read(NULL);
break;
- case set_no:
- case set_mod:
- case set_yes:
- case set_random:
+ case allnoconfig:
+ case allyesconfig:
+ case allmodconfig:
+ case alldefconfig:
+ case randconfig:
name = getenv("KCONFIG_ALLCONFIG");
if (name && !stat(name, &tmpstat)) {
conf_read_simple(name, S_DEF_USER);
break;
}
switch (input_mode) {
- case set_no: name = "allno.config"; break;
- case set_mod: name = "allmod.config"; break;
- case set_yes: name = "allyes.config"; break;
- case set_random: name = "allrandom.config"; break;
+ case allnoconfig: name = "allno.config"; break;
+ case allyesconfig: name = "allyes.config"; break;
+ case allmodconfig: name = "allmod.config"; break;
+ case alldefconfig: name = "alldef.config"; break;
+ case randconfig: name = "allrandom.config"; break;
default: break;
}
if (!stat(name, &tmpstat))
@@ -565,33 +579,42 @@ int main(int ac, char **av)
}
switch (input_mode) {
- case set_no:
+ case allnoconfig:
conf_set_all_new_symbols(def_no);
break;
- case set_yes:
+ case allyesconfig:
conf_set_all_new_symbols(def_yes);
break;
- case set_mod:
+ case allmodconfig:
conf_set_all_new_symbols(def_mod);
break;
- case set_random:
+ case alldefconfig:
+ conf_set_all_new_symbols(def_default);
+ break;
+ case randconfig:
conf_set_all_new_symbols(def_random);
break;
- case set_default:
+ case defconfig:
conf_set_all_new_symbols(def_default);
break;
- case ask_new:
- case ask_all:
+ case savedefconfig:
+ break;
+ case oldconfig:
+ case oldaskconfig:
rootEntry = &rootmenu;
conf(&rootmenu);
- input_mode = ask_silent;
+ input_mode = silentoldconfig;
/* fall through */
- case ask_silent:
+ case listnewconfig:
+ case oldnoconfig:
+ case silentoldconfig:
/* Update until a loop caused no more changes */
do {
conf_cnt = 0;
check_conf(&rootmenu);
- } while (conf_cnt);
+ } while (conf_cnt &&
+ (input_mode != listnewconfig &&
+ input_mode != oldnoconfig));
break;
}
@@ -607,7 +630,13 @@ int main(int ac, char **av)
fprintf(stderr, _("\n*** Error during update of the kernel configuration.\n\n"));
return 1;
}
- } else {
+ } else if (input_mode == savedefconfig) {
+ if (conf_write_defconfig(defconfig_file)) {
+ fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
+ defconfig_file);
+ return 1;
+ }
+ } else if (input_mode != listnewconfig) {
if (conf_write(NULL)) {
fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n"));
exit(1);
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index c4dec80cfd8e..f81f263b64f2 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -170,8 +170,11 @@ int conf_read_simple(const char *name, int def)
if (in)
goto load;
sym_add_change_count(1);
- if (!sym_defconfig_list)
+ if (!sym_defconfig_list) {
+ if (modules_sym)
+ sym_calc_value(modules_sym);
return 1;
+ }
for_all_defaults(sym_defconfig_list, prop) {
if (expr_calc_value(prop->visible.expr) == no ||
@@ -396,15 +399,149 @@ int conf_read(const char *name)
return 0;
}
+/* Write a S_STRING */
+static void conf_write_string(bool headerfile, const char *name,
+ const char *str, FILE *out)
+{
+ int l;
+ if (headerfile)
+ fprintf(out, "#define CONFIG_%s \"", name);
+ else
+ fprintf(out, "CONFIG_%s=\"", name);
+
+ while (1) {
+ l = strcspn(str, "\"\\");
+ if (l) {
+ fwrite(str, l, 1, out);
+ str += l;
+ }
+ if (!*str)
+ break;
+ fprintf(out, "\\%c", *str++);
+ }
+ fputs("\"\n", out);
+}
+
+static void conf_write_symbol(struct symbol *sym, enum symbol_type type,
+ FILE *out, bool write_no)
+{
+ const char *str;
+
+ switch (type) {
+ case S_BOOLEAN:
+ case S_TRISTATE:
+ switch (sym_get_tristate_value(sym)) {
+ case no:
+ if (write_no)
+ fprintf(out, "# CONFIG_%s is not set\n", sym->name);
+ break;
+ case mod:
+ fprintf(out, "CONFIG_%s=m\n", sym->name);
+ break;
+ case yes:
+ fprintf(out, "CONFIG_%s=y\n", sym->name);
+ break;
+ }
+ break;
+ case S_STRING:
+ conf_write_string(false, sym->name, sym_get_string_value(sym), out);
+ break;
+ case S_HEX:
+ case S_INT:
+ str = sym_get_string_value(sym);
+ fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
+ break;
+ case S_OTHER:
+ case S_UNKNOWN:
+ break;
+ }
+}
+
+/*
+ * Write out a minimal config.
+ * All values that has default values are skipped as this is redundant.
+ */
+int conf_write_defconfig(const char *filename)
+{
+ struct symbol *sym;
+ struct menu *menu;
+ FILE *out;
+
+ out = fopen(filename, "w");
+ if (!out)
+ return 1;
+
+ sym_clear_all_valid();
+
+ /* Traverse all menus to find all relevant symbols */
+ menu = rootmenu.list;
+
+ while (menu != NULL)
+ {
+ sym = menu->sym;
+ if (sym == NULL) {
+ if (!menu_is_visible(menu))
+ goto next_menu;
+ } else if (!sym_is_choice(sym)) {
+ sym_calc_value(sym);
+ if (!(sym->flags & SYMBOL_WRITE))
+ goto next_menu;
+ sym->flags &= ~SYMBOL_WRITE;
+ /* If we cannot change the symbol - skip */
+ if (!sym_is_changable(sym))
+ goto next_menu;
+ /* If symbol equals to default value - skip */
+ if (strcmp(sym_get_string_value(sym), sym_get_string_default(sym)) == 0)
+ goto next_menu;
+
+ /*
+ * If symbol is a choice value and equals to the
+ * default for a choice - skip.
+ * But only if value equal to "y".
+ */
+ if (sym_is_choice_value(sym)) {
+ struct symbol *cs;
+ struct symbol *ds;
+
+ cs = prop_get_symbol(sym_get_choice_prop(sym));
+ ds = sym_choice_default(cs);
+ if (sym == ds) {
+ if ((sym->type == S_BOOLEAN ||
+ sym->type == S_TRISTATE) &&
+ sym_get_tristate_value(sym) == yes)
+ goto next_menu;
+ }
+ }
+ conf_write_symbol(sym, sym->type, out, true);
+ }
+next_menu:
+ if (menu->list != NULL) {
+ menu = menu->list;
+ }
+ else if (menu->next != NULL) {
+ menu = menu->next;
+ } else {
+ while ((menu = menu->parent)) {
+ if (menu->next != NULL) {
+ menu = menu->next;
+ break;
+ }
+ }
+ }
+ }
+ fclose(out);
+ return 0;
+}
+
int conf_write(const char *name)
{
FILE *out;
struct symbol *sym;
struct menu *menu;
const char *basename;
- char dirname[128], tmpname[128], newname[128];
- int type, l;
const char *str;
+ char dirname[128], tmpname[128], newname[128];
+ enum symbol_type type;
time_t now;
int use_timestamp = 1;
char *env;
@@ -484,50 +621,11 @@ int conf_write(const char *name)
if (modules_sym->curr.tri == no)
type = S_BOOLEAN;
}
- switch (type) {
- case S_BOOLEAN:
- case S_TRISTATE:
- switch (sym_get_tristate_value(sym)) {
- case no:
- fprintf(out, "# CONFIG_%s is not set\n", sym->name);
- break;
- case mod:
- fprintf(out, "CONFIG_%s=m\n", sym->name);
- break;
- case yes:
- fprintf(out, "CONFIG_%s=y\n", sym->name);
- break;
- }
- break;
- case S_STRING:
- str = sym_get_string_value(sym);
- fprintf(out, "CONFIG_%s=\"", sym->name);
- while (1) {
- l = strcspn(str, "\"\\");
- if (l) {
- fwrite(str, l, 1, out);
- str += l;
- }
- if (!*str)
- break;
- fprintf(out, "\\%c", *str++);
- }
- fputs("\"\n", out);
- break;
- case S_HEX:
- str = sym_get_string_value(sym);
- if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) {
- fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
- break;
- }
- case S_INT:
- str = sym_get_string_value(sym);
- fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
- break;
- }
+ /* Write config symbol to file */
+ conf_write_symbol(sym, type, out, true);
}
- next:
+next:
if (menu->list) {
menu = menu->list;
continue;
@@ -679,7 +777,7 @@ int conf_write_autoconf(void)
const char *name;
FILE *out, *tristate, *out_h;
time_t now;
- int i, l;
+ int i;
sym_clear_all_valid();
@@ -729,6 +827,11 @@ int conf_write_autoconf(void)
sym_calc_value(sym);
if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
continue;
+
+ /* write symbol to config file */
+ conf_write_symbol(sym, sym->type, out, false);
+
+ /* update autoconf and tristate files */
switch (sym->type) {
case S_BOOLEAN:
case S_TRISTATE:
@@ -736,12 +839,10 @@ int conf_write_autoconf(void)
case no:
break;
case mod:
- fprintf(out, "CONFIG_%s=m\n", sym->name);
fprintf(tristate, "CONFIG_%s=M\n", sym->name);
fprintf(out_h, "#define CONFIG_%s_MODULE 1\n", sym->name);
break;
case yes:
- fprintf(out, "CONFIG_%s=y\n", sym->name);
if (sym->type == S_TRISTATE)
fprintf(tristate, "CONFIG_%s=Y\n",
sym->name);
@@ -750,35 +851,16 @@ int conf_write_autoconf(void)
}
break;
case S_STRING:
- str = sym_get_string_value(sym);
- fprintf(out, "CONFIG_%s=\"", sym->name);
- fprintf(out_h, "#define CONFIG_%s \"", sym->name);
- while (1) {
- l = strcspn(str, "\"\\");
- if (l) {
- fwrite(str, l, 1, out);
- fwrite(str, l, 1, out_h);
- str += l;
- }
- if (!*str)
- break;
- fprintf(out, "\\%c", *str);
- fprintf(out_h, "\\%c", *str);
- str++;
- }
- fputs("\"\n", out);
- fputs("\"\n", out_h);
+ conf_write_string(true, sym->name, sym_get_string_value(sym), out_h);
break;
case S_HEX:
str = sym_get_string_value(sym);
if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) {
- fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
fprintf(out_h, "#define CONFIG_%s 0x%s\n", sym->name, str);
break;
}
case S_INT:
str = sym_get_string_value(sym);
- fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
fprintf(out_h, "#define CONFIG_%s %s\n", sym->name, str);
break;
default:
@@ -862,7 +944,8 @@ void conf_set_all_new_symbols(enum conf_def_mode mode)
sym->def[S_DEF_USER].tri = no;
break;
case def_random:
- sym->def[S_DEF_USER].tri = (tristate)(rand() % 3);
+ cnt = sym_get_type(sym) == S_TRISTATE ? 3 : 2;
+ sym->def[S_DEF_USER].tri = (tristate)(rand() % cnt);
break;
default:
continue;
diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c
index d83f2322893a..8f18e37892cb 100644
--- a/scripts/kconfig/expr.c
+++ b/scripts/kconfig/expr.c
@@ -1121,7 +1121,7 @@ static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *s
}
str_append(gs, str);
- if (sym)
+ if (sym && sym->type != S_UNKNOWN)
str_printf(gs, " [=%s]", sym_str);
}
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 891cd9ce9ba2..6ee2e4fb1481 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -83,6 +83,7 @@ struct symbol {
tristate visible;
int flags;
struct property *prop;
+ struct expr_value dir_dep;
struct expr_value rev_dep;
};
@@ -131,6 +132,7 @@ enum prop_type {
P_SELECT, /* select BAR */
P_RANGE, /* range 7..100 (for a symbol) */
P_ENV, /* value from environment variable */
+ P_SYMBOL, /* where a symbol is defined */
};
struct property {
@@ -163,6 +165,7 @@ struct menu {
struct symbol *sym;
struct property *prompt;
struct expr *dep;
+ struct expr *dir_dep;
unsigned int flags;
char *help;
struct file *file;
diff --git a/scripts/kconfig/gconf.c b/scripts/kconfig/gconf.c
index bef10411837f..d66988265f89 100644
--- a/scripts/kconfig/gconf.c
+++ b/scripts/kconfig/gconf.c
@@ -1114,7 +1114,7 @@ static gchar **fill_row(struct menu *menu)
row[COL_OPTION] =
g_strdup_printf("%s %s", _(menu_get_prompt(menu)),
- sym && sym_has_value(sym) ? "(NEW)" : "");
+ sym && !sym_has_value(sym) ? "(NEW)" : "");
if (opt_mode == OPT_ALL && !menu_is_visible(menu))
row[COL_COLOR] = g_strdup("DarkGray");
@@ -1343,7 +1343,8 @@ static void update_tree(struct menu *src, GtkTreeIter * dst)
#endif
if ((opt_mode == OPT_NORMAL && !menu_is_visible(child1)) ||
- (opt_mode == OPT_PROMPT && !menu_has_prompt(child1))) {
+ (opt_mode == OPT_PROMPT && !menu_has_prompt(child1)) ||
+ (opt_mode == OPT_ALL && !menu_get_prompt(child1))) {
/* remove node */
if (gtktree_iter_find_node(dst, menu1) != NULL) {
@@ -1425,7 +1426,7 @@ static void display_tree(struct menu *menu)
if ((opt_mode == OPT_NORMAL && menu_is_visible(child)) ||
(opt_mode == OPT_PROMPT && menu_has_prompt(child)) ||
- (opt_mode == OPT_ALL))
+ (opt_mode == OPT_ALL && menu_get_prompt(child)))
place_node(child, fill_row(child));
#ifdef DEBUG
printf("%*c%s: ", indent, ' ', menu_get_prompt(child));
diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h
index ce6549cdaccf..76db065ed72c 100644
--- a/scripts/kconfig/lkc.h
+++ b/scripts/kconfig/lkc.h
@@ -126,6 +126,8 @@ void sym_init(void);
void sym_clear_all_valid(void);
void sym_set_all_changed(void);
void sym_set_changed(struct symbol *sym);
+struct symbol *sym_choice_default(struct symbol *sym);
+const char *sym_get_string_default(struct symbol *sym);
struct symbol *sym_check_deps(struct symbol *sym);
struct property *prop_alloc(enum prop_type type, struct symbol *sym);
struct symbol *prop_get_symbol(struct property *prop);
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index 7cadcad8233b..9a948c9ce44e 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -3,6 +3,7 @@
P(conf_parse,void,(const char *name));
P(conf_read,int,(const char *name));
P(conf_read_simple,int,(const char *name, int));
+P(conf_write_defconfig,int,(const char *name));
P(conf_write,int,(const char *name));
P(conf_write_autoconf,int,(void));
P(conf_get_changed,bool,(void));
diff --git a/scripts/kconfig/lxdialog/checklist.c b/scripts/kconfig/lxdialog/checklist.c
index bcc6f19c3a35..a2eb80fbc896 100644
--- a/scripts/kconfig/lxdialog/checklist.c
+++ b/scripts/kconfig/lxdialog/checklist.c
@@ -31,6 +31,10 @@ static int list_width, check_x, item_x;
static void print_item(WINDOW * win, int choice, int selected)
{
int i;
+ char *list_item = malloc(list_width + 1);
+
+ strncpy(list_item, item_str(), list_width - item_x);
+ list_item[list_width - item_x] = '\0';
/* Clear 'residue' of last item */
wattrset(win, dlg.menubox.atr);
@@ -45,13 +49,14 @@ static void print_item(WINDOW * win, int choice, int selected)
wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' ');
wattrset(win, selected ? dlg.tag_selected.atr : dlg.tag.atr);
- mvwaddch(win, choice, item_x, item_str()[0]);
+ mvwaddch(win, choice, item_x, list_item[0]);
wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr);
- waddstr(win, (char *)item_str() + 1);
+ waddstr(win, list_item + 1);
if (selected) {
wmove(win, choice, check_x + 1);
wrefresh(win);
}
+ free(list_item);
}
/*
@@ -175,6 +180,7 @@ do_resize:
check_x = 0;
item_foreach()
check_x = MAX(check_x, strlen(item_str()) + 4);
+ check_x = MIN(check_x, list_width);
check_x = (list_width - check_x) / 2;
item_x = check_x + 4;
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 2c83d3234d30..d2f6e056c058 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -74,7 +74,7 @@ static const char mconf_readme[] = N_(
"\n"
" Shortcut: Press <H> or <?>.\n"
"\n"
-"o To show hidden options, press <Z>.\n"
+"o To toggle the display of hidden options, press <Z>.\n"
"\n"
"\n"
"Radiolists (Choice lists)\n"
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index 203632cc30bd..4fb590247f33 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -58,6 +58,8 @@ void menu_add_entry(struct symbol *sym)
*last_entry_ptr = menu;
last_entry_ptr = &menu->next;
current_entry = menu;
+ if (sym)
+ menu_add_symbol(P_SYMBOL, sym, NULL);
}
void menu_end_entry(void)
@@ -105,6 +107,7 @@ static struct expr *menu_check_dep(struct expr *e)
void menu_add_dep(struct expr *dep)
{
current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep));
+ current_entry->dir_dep = current_entry->dep;
}
void menu_set_type(int type)
@@ -288,6 +291,10 @@ void menu_finalize(struct menu *parent)
for (menu = parent->list; menu; menu = menu->next)
menu_finalize(menu);
} else if (sym) {
+ /* ignore inherited dependencies for dir_dep */
+ sym->dir_dep.expr = expr_transform(expr_copy(parent->dir_dep));
+ sym->dir_dep.expr = expr_eliminate_dups(sym->dir_dep.expr);
+
basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
basedep = expr_eliminate_dups(expr_transform(basedep));
@@ -419,9 +426,13 @@ bool menu_is_visible(struct menu *menu)
if (!sym || sym_get_tristate_value(menu->sym) == no)
return false;
- for (child = menu->list; child; child = child->next)
- if (menu_is_visible(child))
+ for (child = menu->list; child; child = child->next) {
+ if (menu_is_visible(child)) {
+ if (sym)
+ sym->flags |= SYMBOL_DEF_USER;
return true;
+ }
+ }
return false;
}
@@ -501,9 +512,19 @@ void get_symbol_str(struct gstr *r, struct symbol *sym)
bool hit;
struct property *prop;
- if (sym && sym->name)
+ if (sym && sym->name) {
str_printf(r, "Symbol: %s [=%s]\n", sym->name,
sym_get_string_value(sym));
+ str_printf(r, "Type : %s\n", sym_type_name(sym->type));
+ if (sym->type == S_INT || sym->type == S_HEX) {
+ prop = sym_get_range_prop(sym);
+ if (prop) {
+ str_printf(r, "Range : ");
+ expr_gstr_print(prop->expr, r);
+ str_append(r, "\n");
+ }
+ }
+ }
for_all_prompts(sym, prop)
get_prompt_str(r, prop);
hit = false;
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index 00c51507cfcc..820df2d1217b 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -58,11 +58,10 @@ QValueList<int> ConfigSettings::readSizes(const QString& key, bool *ok)
{
QValueList<int> result;
QStringList entryList = readListEntry(key, ok);
- if (ok) {
- QStringList::Iterator it;
- for (it = entryList.begin(); it != entryList.end(); ++it)
- result.push_back((*it).toInt());
- }
+ QStringList::Iterator it;
+
+ for (it = entryList.begin(); it != entryList.end(); ++it)
+ result.push_back((*it).toInt());
return result;
}
@@ -149,7 +148,7 @@ void ConfigItem::updateMenu(void)
case S_TRISTATE:
char ch;
- if (!sym_is_changable(sym) && !list->showAll) {
+ if (!sym_is_changable(sym) && list->optMode == normalOpt) {
setPixmap(promptColIdx, 0);
setText(noColIdx, QString::null);
setText(modColIdx, QString::null);
@@ -320,7 +319,7 @@ ConfigList::ConfigList(ConfigView* p, const char *name)
symbolYesPix(xpm_symbol_yes), symbolModPix(xpm_symbol_mod), symbolNoPix(xpm_symbol_no),
choiceYesPix(xpm_choice_yes), choiceNoPix(xpm_choice_no),
menuPix(xpm_menu), menuInvPix(xpm_menu_inv), menuBackPix(xpm_menuback), voidPix(xpm_void),
- showAll(false), showName(false), showRange(false), showData(false),
+ showName(false), showRange(false), showData(false), optMode(normalOpt),
rootEntry(0), headerPopup(0)
{
int i;
@@ -337,10 +336,10 @@ ConfigList::ConfigList(ConfigView* p, const char *name)
if (name) {
configSettings->beginGroup(name);
- showAll = configSettings->readBoolEntry("/showAll", false);
showName = configSettings->readBoolEntry("/showName", false);
showRange = configSettings->readBoolEntry("/showRange", false);
showData = configSettings->readBoolEntry("/showData", false);
+ optMode = (enum optionMode)configSettings->readNumEntry("/optionMode", false);
configSettings->endGroup();
connect(configApp, SIGNAL(aboutToQuit()), SLOT(saveSettings()));
}
@@ -352,6 +351,17 @@ ConfigList::ConfigList(ConfigView* p, const char *name)
reinit();
}
+bool ConfigList::menuSkip(struct menu *menu)
+{
+ if (optMode == normalOpt && menu_is_visible(menu))
+ return false;
+ if (optMode == promptOpt && menu_has_prompt(menu))
+ return false;
+ if (optMode == allOpt)
+ return false;
+ return true;
+}
+
void ConfigList::reinit(void)
{
removeColumn(dataColIdx);
@@ -380,7 +390,7 @@ void ConfigList::saveSettings(void)
configSettings->writeEntry("/showName", showName);
configSettings->writeEntry("/showRange", showRange);
configSettings->writeEntry("/showData", showData);
- configSettings->writeEntry("/showAll", showAll);
+ configSettings->writeEntry("/optionMode", (int)optMode);
configSettings->endGroup();
}
}
@@ -606,7 +616,7 @@ void ConfigList::updateMenuList(P* parent, struct menu* menu)
}
visible = menu_is_visible(child);
- if (showAll || visible) {
+ if (!menuSkip(child)) {
if (!child->sym && !child->list && !child->prompt)
continue;
if (!item || item->menu != child)
@@ -835,7 +845,10 @@ void ConfigList::contextMenuEvent(QContextMenuEvent *e)
e->ignore();
}
-ConfigView* ConfigView::viewList;
+ConfigView*ConfigView::viewList;
+QAction *ConfigView::showNormalAction;
+QAction *ConfigView::showAllAction;
+QAction *ConfigView::showPromptAction;
ConfigView::ConfigView(QWidget* parent, const char *name)
: Parent(parent, name)
@@ -860,13 +873,16 @@ ConfigView::~ConfigView(void)
}
}
-void ConfigView::setShowAll(bool b)
+void ConfigView::setOptionMode(QAction *act)
{
- if (list->showAll != b) {
- list->showAll = b;
- list->updateListAll();
- emit showAllChanged(b);
- }
+ if (act == showNormalAction)
+ list->optMode = normalOpt;
+ else if (act == showAllAction)
+ list->optMode = allOpt;
+ else
+ list->optMode = promptOpt;
+
+ list->updateListAll();
}
void ConfigView::setShowName(bool b)
@@ -964,34 +980,6 @@ void ConfigInfoView::setInfo(struct menu *m)
menuInfo();
}
-void ConfigInfoView::setSource(const QString& name)
-{
- const char *p = name.latin1();
-
- menu = NULL;
- sym = NULL;
-
- switch (p[0]) {
- case 'm':
- struct menu *m;
-
- if (sscanf(p, "m%p", &m) == 1 && menu != m) {
- menu = m;
- menuInfo();
- emit menuSelected(menu);
- }
- break;
- case 's':
- struct symbol *s;
-
- if (sscanf(p, "s%p", &s) == 1 && sym != s) {
- sym = s;
- symbolInfo();
- }
- break;
- }
-}
-
void ConfigInfoView::symbolInfo(void)
{
QString str;
@@ -1349,11 +1337,24 @@ ConfigMainWindow::ConfigMainWindow(void)
connect(showDataAction, SIGNAL(toggled(bool)), configView, SLOT(setShowData(bool)));
connect(configView, SIGNAL(showDataChanged(bool)), showDataAction, SLOT(setOn(bool)));
showDataAction->setOn(configList->showData);
- QAction *showAllAction = new QAction(NULL, _("Show All Options"), 0, this);
- showAllAction->setToggleAction(TRUE);
- connect(showAllAction, SIGNAL(toggled(bool)), configView, SLOT(setShowAll(bool)));
- connect(showAllAction, SIGNAL(toggled(bool)), menuView, SLOT(setShowAll(bool)));
- showAllAction->setOn(configList->showAll);
+
+ QActionGroup *optGroup = new QActionGroup(this);
+ optGroup->setExclusive(TRUE);
+ connect(optGroup, SIGNAL(selected(QAction *)), configView,
+ SLOT(setOptionMode(QAction *)));
+ connect(optGroup, SIGNAL(selected(QAction *)), menuView,
+ SLOT(setOptionMode(QAction *)));
+
+ configView->showNormalAction = new QAction(NULL, _("Show Normal Options"), 0, optGroup);
+ configView->showAllAction = new QAction(NULL, _("Show All Options"), 0, optGroup);
+ configView->showPromptAction = new QAction(NULL, _("Show Prompt Options"), 0, optGroup);
+ configView->showNormalAction->setToggleAction(TRUE);
+ configView->showNormalAction->setOn(configList->optMode == normalOpt);
+ configView->showAllAction->setToggleAction(TRUE);
+ configView->showAllAction->setOn(configList->optMode == allOpt);
+ configView->showPromptAction->setToggleAction(TRUE);
+ configView->showPromptAction->setOn(configList->optMode == promptOpt);
+
QAction *showDebugAction = new QAction(NULL, _("Show Debug Info"), 0, this);
showDebugAction->setToggleAction(TRUE);
connect(showDebugAction, SIGNAL(toggled(bool)), helpText, SLOT(setShowDebug(bool)));
@@ -1396,7 +1397,8 @@ ConfigMainWindow::ConfigMainWindow(void)
showRangeAction->addTo(optionMenu);
showDataAction->addTo(optionMenu);
optionMenu->insertSeparator();
- showAllAction->addTo(optionMenu);
+ optGroup->addTo(optionMenu);
+ optionMenu->insertSeparator();
showDebugAction->addTo(optionMenu);
// create help menu
@@ -1491,7 +1493,7 @@ void ConfigMainWindow::setMenuLink(struct menu *menu)
ConfigList* list = NULL;
ConfigItem* item;
- if (!menu_is_visible(menu) && !configView->showAll())
+ if (configList->menuSkip(menu))
return;
switch (configList->mode) {
diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h
index b3b5657b6b35..636a74b23bf9 100644
--- a/scripts/kconfig/qconf.h
+++ b/scripts/kconfig/qconf.h
@@ -44,6 +44,9 @@ enum colIdx {
enum listMode {
singleMode, menuMode, symbolMode, fullMode, listMode
};
+enum optionMode {
+ normalOpt = 0, allOpt, promptOpt
+};
class ConfigList : public QListView {
Q_OBJECT
@@ -115,6 +118,8 @@ public:
void setAllOpen(bool open);
void setParentMenu(void);
+ bool menuSkip(struct menu *);
+
template <class P>
void updateMenuList(P*, struct menu*);
@@ -124,8 +129,9 @@ public:
QPixmap choiceYesPix, choiceNoPix;
QPixmap menuPix, menuInvPix, menuBackPix, voidPix;
- bool showAll, showName, showRange, showData;
+ bool showName, showRange, showData;
enum listMode mode;
+ enum optionMode optMode;
struct menu *rootEntry;
QColorGroup disabledColorGroup;
QColorGroup inactivedColorGroup;
@@ -222,17 +228,15 @@ public:
static void updateList(ConfigItem* item);
static void updateListAll(void);
- bool showAll(void) const { return list->showAll; }
bool showName(void) const { return list->showName; }
bool showRange(void) const { return list->showRange; }
bool showData(void) const { return list->showData; }
public slots:
- void setShowAll(bool);
void setShowName(bool);
void setShowRange(bool);
void setShowData(bool);
+ void setOptionMode(QAction *);
signals:
- void showAllChanged(bool);
void showNameChanged(bool);
void showRangeChanged(bool);
void showDataChanged(bool);
@@ -242,6 +246,10 @@ public:
static ConfigView* viewList;
ConfigView* nextView;
+
+ static QAction *showNormalAction;
+ static QAction *showAllAction;
+ static QAction *showPromptAction;
};
class ConfigInfoView : public QTextBrowser {
@@ -254,7 +262,6 @@ public:
public slots:
void setInfo(struct menu *menu);
void saveSettings(void);
- void setSource(const QString& name);
void setShowDebug(bool);
signals:
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 2e7a048e0cfc..e95718fea355 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -205,6 +205,16 @@ static void sym_calc_visibility(struct symbol *sym)
}
if (sym_is_choice_value(sym))
return;
+ /* defaulting to "yes" if no explicit "depends on" are given */
+ tri = yes;
+ if (sym->dir_dep.expr)
+ tri = expr_calc_value(sym->dir_dep.expr);
+ if (tri == mod)
+ tri = yes;
+ if (sym->dir_dep.tri != tri) {
+ sym->dir_dep.tri = tri;
+ sym_set_changed(sym);
+ }
tri = no;
if (sym->rev_dep.expr)
tri = expr_calc_value(sym->rev_dep.expr);
@@ -216,44 +226,63 @@ static void sym_calc_visibility(struct symbol *sym)
}
}
-static struct symbol *sym_calc_choice(struct symbol *sym)
+/*
+ * Find the default symbol for a choice.
+ * First try the default values for the choice symbol
+ * Next locate the first visible choice value
+ * Return NULL if none was found
+ */
+struct symbol *sym_choice_default(struct symbol *sym)
{
struct symbol *def_sym;
struct property *prop;
struct expr *e;
- /* is the user choice visible? */
- def_sym = sym->def[S_DEF_USER].val;
- if (def_sym) {
- sym_calc_visibility(def_sym);
- if (def_sym->visible != no)
- return def_sym;
- }
-
/* any of the defaults visible? */
for_all_defaults(sym, prop) {
prop->visible.tri = expr_calc_value(prop->visible.expr);
if (prop->visible.tri == no)
continue;
def_sym = prop_get_symbol(prop);
- sym_calc_visibility(def_sym);
if (def_sym->visible != no)
return def_sym;
}
/* just get the first visible value */
prop = sym_get_choice_prop(sym);
- expr_list_for_each_sym(prop->expr, e, def_sym) {
- sym_calc_visibility(def_sym);
+ expr_list_for_each_sym(prop->expr, e, def_sym)
if (def_sym->visible != no)
return def_sym;
- }
- /* no choice? reset tristate value */
- sym->curr.tri = no;
+ /* failed to locate any defaults */
return NULL;
}
+static struct symbol *sym_calc_choice(struct symbol *sym)
+{
+ struct symbol *def_sym;
+ struct property *prop;
+ struct expr *e;
+
+ /* first calculate all choice values' visibilities */
+ prop = sym_get_choice_prop(sym);
+ expr_list_for_each_sym(prop->expr, e, def_sym)
+ sym_calc_visibility(def_sym);
+
+ /* is the user choice visible? */
+ def_sym = sym->def[S_DEF_USER].val;
+ if (def_sym && def_sym->visible != no)
+ return def_sym;
+
+ def_sym = sym_choice_default(sym);
+
+ if (def_sym == NULL)
+ /* no choice? reset tristate value */
+ sym->curr.tri = no;
+
+ return def_sym;
+}
+
void sym_calc_value(struct symbol *sym)
{
struct symbol_value newval, oldval;
@@ -321,6 +350,14 @@ void sym_calc_value(struct symbol *sym)
}
}
calc_newval:
+ if (sym->dir_dep.tri == no && sym->rev_dep.tri != no) {
+ fprintf(stderr, "warning: (");
+ expr_fprint(sym->rev_dep.expr, stderr);
+ fprintf(stderr, ") selects %s which has unmet direct dependencies (",
+ sym->name);
+ expr_fprint(sym->dir_dep.expr, stderr);
+ fprintf(stderr, ")\n");
+ }
newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri);
}
if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN)
@@ -365,12 +402,13 @@ void sym_calc_value(struct symbol *sym)
if (sym_is_choice(sym)) {
struct symbol *choice_sym;
- int flags = sym->flags & (SYMBOL_CHANGED | SYMBOL_WRITE);
prop = sym_get_choice_prop(sym);
expr_list_for_each_sym(prop->expr, e, choice_sym) {
- choice_sym->flags |= flags;
- if (flags & SYMBOL_CHANGED)
+ if ((sym->flags & SYMBOL_WRITE) &&
+ choice_sym->visible != no)
+ choice_sym->flags |= SYMBOL_WRITE;
+ if (sym->flags & SYMBOL_CHANGED)
sym_set_changed(choice_sym);
}
}
@@ -623,6 +661,80 @@ bool sym_set_string_value(struct symbol *sym, const char *newval)
return true;
}
+/*
+ * Find the default value associated to a symbol.
+ * For tristate symbol handle the modules=n case
+ * in which case "m" becomes "y".
+ * If the symbol does not have any default then fallback
+ * to the fixed default values.
+ */
+const char *sym_get_string_default(struct symbol *sym)
+{
+ struct property *prop;
+ struct symbol *ds;
+ const char *str;
+ tristate val;
+
+ sym_calc_visibility(sym);
+ sym_calc_value(modules_sym);
+ val = symbol_no.curr.tri;
+ str = symbol_empty.curr.val;
+
+ /* If symbol has a default value look it up */
+ prop = sym_get_default_prop(sym);
+ if (prop != NULL) {
+ switch (sym->type) {
+ case S_BOOLEAN:
+ case S_TRISTATE:
+ /* The visibility imay limit the value from yes => mod */
+ val = EXPR_AND(expr_calc_value(prop->expr), prop->visible.tri);
+ break;
+ default:
+ /*
+ * The following fails to handle the situation
+ * where a default value is further limited by
+ * the valid range.
+ */
+ ds = prop_get_symbol(prop);
+ if (ds != NULL) {
+ sym_calc_value(ds);
+ str = (const char *)ds->curr.val;
+ }
+ }
+ }
+
+ /* Handle select statements */
+ val = EXPR_OR(val, sym->rev_dep.tri);
+
+ /* transpose mod to yes if modules are not enabled */
+ if (val == mod)
+ if (!sym_is_choice_value(sym) && modules_sym->curr.tri == no)
+ val = yes;
+
+ /* transpose mod to yes if type is bool */
+ if (sym->type == S_BOOLEAN && val == mod)
+ val = yes;
+
+ switch (sym->type) {
+ case S_BOOLEAN:
+ case S_TRISTATE:
+ switch (val) {
+ case no: return "n";
+ case mod: return "m";
+ case yes: return "y";
+ }
+ case S_INT:
+ case S_HEX:
+ return str;
+ case S_STRING:
+ return str;
+ case S_OTHER:
+ case S_UNKNOWN:
+ break;
+ }
+ return "";
+}
+
const char *sym_get_string_value(struct symbol *sym)
{
tristate val;
@@ -765,6 +877,110 @@ struct symbol **sym_re_search(const char *pattern)
return sym_arr;
}
+/*
+ * When we check for recursive dependencies we use a stack to save
+ * current state so we can print out relevant info to user.
+ * The entries are located on the call stack so no need to free memory.
+ * Note inser() remove() must always match to properly clear the stack.
+ */
+static struct dep_stack {
+ struct dep_stack *prev, *next;
+ struct symbol *sym;
+ struct property *prop;
+ struct expr *expr;
+} *check_top;
+
+static void dep_stack_insert(struct dep_stack *stack, struct symbol *sym)
+{
+ memset(stack, 0, sizeof(*stack));
+ if (check_top)
+ check_top->next = stack;
+ stack->prev = check_top;
+ stack->sym = sym;
+ check_top = stack;
+}
+
+static void dep_stack_remove(void)
+{
+ check_top = check_top->prev;
+ if (check_top)
+ check_top->next = NULL;
+}
+
+/*
+ * Called when we have detected a recursive dependency.
+ * check_top point to the top of the stact so we use
+ * the ->prev pointer to locate the bottom of the stack.
+ */
+static void sym_check_print_recursive(struct symbol *last_sym)
+{
+ struct dep_stack *stack;
+ struct symbol *sym, *next_sym;
+ struct menu *menu = NULL;
+ struct property *prop;
+ struct dep_stack cv_stack;
+
+ if (sym_is_choice_value(last_sym)) {
+ dep_stack_insert(&cv_stack, last_sym);
+ last_sym = prop_get_symbol(sym_get_choice_prop(last_sym));
+ }
+
+ for (stack = check_top; stack != NULL; stack = stack->prev)
+ if (stack->sym == last_sym)
+ break;
+ if (!stack) {
+ fprintf(stderr, "unexpected recursive dependency error\n");
+ return;
+ }
+
+ for (; stack; stack = stack->next) {
+ sym = stack->sym;
+ next_sym = stack->next ? stack->next->sym : last_sym;
+ prop = stack->prop;
+
+ /* for choice values find the menu entry (used below) */
+ if (sym_is_choice(sym) || sym_is_choice_value(sym)) {
+ for (prop = sym->prop; prop; prop = prop->next) {
+ menu = prop->menu;
+ if (prop->menu)
+ break;
+ }
+ }
+ if (stack->sym == last_sym)
+ fprintf(stderr, "%s:%d:error: recursive dependency detected!\n",
+ prop->file->name, prop->lineno);
+ if (stack->expr) {
+ fprintf(stderr, "%s:%d:\tsymbol %s %s value contains %s\n",
+ prop->file->name, prop->lineno,
+ sym->name ? sym->name : "<choice>",
+ prop_get_type_name(prop->type),
+ next_sym->name ? next_sym->name : "<choice>");
+ } else if (stack->prop) {
+ fprintf(stderr, "%s:%d:\tsymbol %s depends on %s\n",
+ prop->file->name, prop->lineno,
+ sym->name ? sym->name : "<choice>",
+ next_sym->name ? next_sym->name : "<choice>");
+ } else if (sym_is_choice(sym)) {
+ fprintf(stderr, "%s:%d:\tchoice %s contains symbol %s\n",
+ menu->file->name, menu->lineno,
+ sym->name ? sym->name : "<choice>",
+ next_sym->name ? next_sym->name : "<choice>");
+ } else if (sym_is_choice_value(sym)) {
+ fprintf(stderr, "%s:%d:\tsymbol %s is part of choice %s\n",
+ menu->file->name, menu->lineno,
+ sym->name ? sym->name : "<choice>",
+ next_sym->name ? next_sym->name : "<choice>");
+ } else {
+ fprintf(stderr, "%s:%d:\tsymbol %s is selected by %s\n",
+ prop->file->name, prop->lineno,
+ sym->name ? sym->name : "<choice>",
+ next_sym->name ? next_sym->name : "<choice>");
+ }
+ }
+
+ if (check_top == &cv_stack)
+ dep_stack_remove();
+}
static struct symbol *sym_check_expr_deps(struct expr *e)
{
@@ -801,24 +1017,33 @@ static struct symbol *sym_check_sym_deps(struct symbol *sym)
{
struct symbol *sym2;
struct property *prop;
+ struct dep_stack stack;
+
+ dep_stack_insert(&stack, sym);
sym2 = sym_check_expr_deps(sym->rev_dep.expr);
if (sym2)
- return sym2;
+ goto out;
for (prop = sym->prop; prop; prop = prop->next) {
if (prop->type == P_CHOICE || prop->type == P_SELECT)
continue;
+ stack.prop = prop;
sym2 = sym_check_expr_deps(prop->visible.expr);
if (sym2)
break;
if (prop->type != P_DEFAULT || sym_is_choice(sym))
continue;
+ stack.expr = prop->expr;
sym2 = sym_check_expr_deps(prop->expr);
if (sym2)
break;
+ stack.expr = NULL;
}
+out:
+ dep_stack_remove();
+
return sym2;
}
@@ -827,6 +1052,9 @@ static struct symbol *sym_check_choice_deps(struct symbol *choice)
struct symbol *sym, *sym2;
struct property *prop;
struct expr *e;
+ struct dep_stack stack;
+
+ dep_stack_insert(&stack, choice);
prop = sym_get_choice_prop(choice);
expr_list_for_each_sym(prop->expr, e, sym)
@@ -840,10 +1068,8 @@ static struct symbol *sym_check_choice_deps(struct symbol *choice)
expr_list_for_each_sym(prop->expr, e, sym) {
sym2 = sym_check_sym_deps(sym);
- if (sym2) {
- fprintf(stderr, " -> %s", sym->name);
+ if (sym2)
break;
- }
}
out:
expr_list_for_each_sym(prop->expr, e, sym)
@@ -853,6 +1079,8 @@ out:
prop_get_symbol(sym_get_choice_prop(sym2)) == choice)
sym2 = choice;
+ dep_stack_remove();
+
return sym2;
}
@@ -862,18 +1090,20 @@ struct symbol *sym_check_deps(struct symbol *sym)
struct property *prop;
if (sym->flags & SYMBOL_CHECK) {
- fprintf(stderr, "%s:%d:error: found recursive dependency: %s",
- sym->prop->file->name, sym->prop->lineno,
- sym->name ? sym->name : "<choice>");
+ sym_check_print_recursive(sym);
return sym;
}
if (sym->flags & SYMBOL_CHECKED)
return NULL;
if (sym_is_choice_value(sym)) {
+ struct dep_stack stack;
+
/* for choice groups start the check with main choice symbol */
+ dep_stack_insert(&stack, sym);
prop = sym_get_choice_prop(sym);
sym2 = sym_check_deps(prop_get_symbol(prop));
+ dep_stack_remove();
} else if (sym_is_choice(sym)) {
sym2 = sym_check_choice_deps(sym);
} else {
@@ -882,14 +1112,8 @@ struct symbol *sym_check_deps(struct symbol *sym)
sym->flags &= ~SYMBOL_CHECK;
}
- if (sym2) {
- fprintf(stderr, " -> %s", sym->name ? sym->name : "<choice>");
- if (sym2 == sym) {
- fprintf(stderr, "\n");
- zconfnerrs++;
- sym2 = NULL;
- }
- }
+ if (sym2 && sym2 == sym)
+ sym2 = NULL;
return sym2;
}
@@ -943,6 +1167,8 @@ const char *prop_get_type_name(enum prop_type type)
return "select";
case P_RANGE:
return "range";
+ case P_SYMBOL:
+ return "symbol";
case P_UNKNOWN:
break;
}
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